18810058

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{149}}^1$

素因数の和:294

約数の個数: 32

約数和(自身を含む): 31104000

約数和(自身を除く): 12293942

約数列:

[1, 2, 17, 34, 47, 79, 94, 149, 158, 298, 799, 1343, 1598, 2533, 2686, 3713, 5066, 7003, 7426, 11771, 14006, 23542, 63121, 119051, 126242, 200107, 238102, 400214, 553237, 1106474, 9405029, 18810058]

約数ペア:

[(1, 18810058), (2, 9405029), (17, 1106474), (34, 553237), (47, 400214), (79, 238102), (94, 200107), (149, 126242), (158, 119051), (298, 63121), (799, 23542), (1343, 14006), (1598, 11771), (2533, 7426), (2686, 7003), (3713, 5066)]